Datasheet Atmel AT90S4433

Features
• High-performance and Low-power AVR® 8-bit RISC Architecture • • • • •
•
• - 118 Powerful Instructions - Most Single Cycle Execution
- 32 x 8 General Purpose Working Registers
- Up to 8 MIPS Throughput at 8 MHz
Data and Non-volatile Program Memory
- 4K Bytes of In-System Programmable Flash
Endurance 1,000 Write/Erase Cycles
- 128 Bytes of SRAM
- 256 Bytes of In-System Programmable EEPROM
Endurance: 100,000 Write/Erase Cycles
- Programming Lock for Flash Program and EEPROM Data Security
Peripheral Features
- One 8-bit Timer/Counter with Separate Prescaler
- Expanded 16-bit Timer/Counter with Separate Prescaler,
Compare, Capture Modes and 8-, 9-, or 10-bit PWM
- On-chip Analog Comparator
- Programmable Watchdog Timer with Separate On-chip Oscillator
- Programmable UART
- 6-channel, 10-bit ADC
- Master/Slave SPI Serial Interface
Special Microcontroller Features …